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Finding the Third Proportional to 855,744 and 1,330,944

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Solution

The third proportional to 855,744 and 1,330,944 is: 2,070,025.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,744 : 1,330,944 = 1,330,944 : x
  2. Step 2: Convert to fraction form
    855,744/1,330,944 = 1,330,944/x
  3. Step 3: Cross multiply
    855,744x = 1,330,944 × 1,330,944
  4. Step 4: Simplify right side
    855,744x = 1,771,411,931,136
  5. Step 5: Solve for x
    x = 1,771,411,931,136/855,744
  6. Step 6: Final answer
    x = 2,070,025.53

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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.